Greenville, North Carolina Weather
Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →
Greenville weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 10:27 AM EDT · Open-Meteo
- TodaySep 21Clear10%—93°71°—
- TuesdaySep 22Overcast46%—88°73°-5°
- WednesdaySep 23Drizzle49%0.07″75°68°-13°
- ThursdaySep 24Light Drizzle39%—74°64°-1°
- FridaySep 25Overcast11%—72°57°-2°
- SaturdaySep 26Clear——76°53°+4°
- SundaySep 27Overcast——78°54°+2°
Air quality now AQI 37 · Good
AQI 37 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.4 µg/m³ (AQI 41) with a 0.77 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 37 now. With UV 4.5 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22.
- Present
- AQI 37
- UV peak
- 4.5 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 22
PM × Wind × Precip
PM2.5 at 7.4 µg/m³ (AQI 41) with a 0.77 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.77
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:29 PM
- Moonset
- 1:42 AM
- In sign
- ♑︎ Capricorn
Thunder quiets the land
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Greenville at a glance
- Today vs. normal: Today averages 82°F (high 93°F, low 71°F), 11°F above the 71°F normal for Sep 21
- Last frost: March 27 (1991–2020 median, NOAA station 6 km away)
- Microseason: Sep 21–25
- Planting calendar: September — harvest tomatoes, peppers, beans, summer squash, winter squash
16-Day Forecast — Greenville
- Mon93°71°10%
- Tue88°73°46%
- Wed75°68°49%
- Thu74°64°39%
- Fri72°57°11%
- Sat76°53°4%
- Sun78°54°3%
- Mon78°57°3%
- Tue81°57°8%
- Wed84°60°15%
- Thu82°62°15%
- Fri86°64°23%
- Sat82°64°29%
- Sun83°66°19%
- Mon81°63°14%
- Tue66°52°20%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Greenville
Interactive wind and temperature map centered on Greenville — it loads in your browser. Open the full weather map.
Right now in the garden
Late season
As of September 21, the first frost (around November 8) is about 7 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: harvest tomatoes, peppers, beans, summer squash, and winter squash.
SPC Convective Outlook
Storm Prediction Center — Greenville
SPC includes Greenville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Greenville
Greenville sits in Pitt County, where the year’s longest day runs 14h 34m of daylight and its shortest just 9h 45m — a swing of +4h 49m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Charlotte, the state’s largest city, lies about 196 miles to the W. The nearest town Greenville tracks is Winterville, roughly 5 miles to the SSW.
Air quality in Greenville
Air quality in Greenville’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 36). See the full air-quality history for Greenville.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | radishes |
| April | lettuce, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | beans, squash | tomatoes, peppers, beans, summer squash, garlic |
| July | tomatoes, peppers, beans, squash | tomatoes, peppers, beans, summer squash, winter squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, winter squash |
| September | — | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| December | — | fall brassicas, carrots |
A year in weather
In Greenville, July runs warmest near 81°F and January coldest around 43°F, while September is the wettest month (7.3 inches) and February the driest (3.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 43° | 3.9″ | 11 |
| February | 46° | 3.4″ | 10 |
| March | 53° | 4.2″ | 11 |
| April | 62° | 3.8″ | 10 |
| May | 70° | 4.0″ | 11 |
| June | 77° | 4.4″ | 10 |
| July | 81° | 5.9″ | 12 |
| August | 79° | 6.0″ | 12 |
| September | 74° | 7.3″ | 11 |
| October | 63° | 3.6″ | 8 |
| November | 53° | 3.4″ | 9 |
| December | 46° | 3.5″ | 11 |
Regional context
Similar climates Winterville, NC, Simpson, NC, Bell Arthur, NC
Greenville's climate, from NOAA NCEI 1991-2020 station normals, pairs 43°F Januarys with 81°F Julys — a 38°F swing. About 53.4 inches of precipitation falls over roughly 128 days a year.
Greenville's rain peaks in summer: September brings 7.3 inches over 10.5 thunderstorm-fed days, while February sees just 3.4 inches across 10.4 days under cooler, drier air. Greenville shares that warm-season-wet pattern with places like Winterville, NC, Simpson, NC and Bell Arthur, NC.
Greenville's growing window opens around March 27, once Greenville's overnight lows stop freezing — sow peas, lettuce, spinach, and radishes. Warm-soil crops in Greenville wait about two weeks past Greenville's last frost, once the soil warms. Around November 8, freezing nights resume in Greenville and tender crops must come in. In about half of years, Greenville's last freeze comes after March 27.
Similar climates: Winterville, NC, Simpson, NC, Bell Arthur, NC, Ayden, NC, Belvoir, NC.
Frequently asked
- When does it freeze in Greenville?
- Greenville's last spring frost lands near March 27, and in Greenville the first fall frost follows around November 8.
- What is the rainy season in Greenville?
- Greenville sees its heaviest rain in September (around 7.3 inches), part of roughly 53 inches a year.
- What is the warmest month in Greenville?
- July is Greenville's warmest month, averaging about 81°F.
- What is the coldest month in Greenville?
- Greenville bottoms out in January, with a mean near 43°F.
- When can I start a vegetable garden in Greenville?
- Time tomatoes in Greenville for two weeks after March 27; peas and greens start at Greenville's frost line.
- How many rainy days does Greenville get?
- Expect roughly 128 wet days a year in Greenville.
- What hardiness zone is Greenville?
- Greenville's hardiness zone tracks its winter low; with January near 43°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Greenville?
- Greenville's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Greenville?
- See this week's day-by-day rain chances for Greenville in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Greenville?
- Current conditions for Greenville and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Greenville forecast updated?
- The Greenville forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Greenville?
- Today's sunrise and sunset times for Greenville are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Greenville?
- The next few days in Greenville's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Greenville sits at 35.6°N; its climate zone is humid subtropical (Köppen approximation).
ZIP codes in Greenville
- 27833
- 27834
- 27835
- 27836
- 27858
- 28590